[INFO] cloning repository https://github.com/123654lkj/rxt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/123654lkj/rxt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F123654lkj%2Frxt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F123654lkj%2Frxt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e2672d527ba30947ee5ebd8d4a0a5e48f31ea00b
[INFO] checking 123654lkj/rxt against 018018e881e2db0956f229dbb543e21f058d1ce7 for pr-162600
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F123654lkj%2Frxt" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/123654lkj/rxt
[INFO] finished tweaking git repo https://github.com/123654lkj/rxt
[INFO] tweaked toml for git repo https://github.com/123654lkj/rxt written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/123654lkj/rxt on toolchain 018018e881e2db0956f229dbb543e21f058d1ce7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+018018e881e2db0956f229dbb543e21f058d1ce7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/123654lkj/rxt already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+018018e881e2db0956f229dbb543e21f058d1ce7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 1117176add05e68b8493719a824c2d5a4d7c66cb7bf0e77a8496a5ec831e4ff6
[INFO] running `Command { std: "docker" "start" "1117176add05e68b8493719a824c2d5a4d7c66cb7bf0e77a8496a5ec831e4ff6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1117176add05e68b8493719a824c2d5a4d7c66cb7bf0e77a8496a5ec831e4ff6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "1117176add05e68b8493719a824c2d5a4d7c66cb7bf0e77a8496a5ec831e4ff6" "/opt/rustwide/cargo-home/bin/cargo" "+018018e881e2db0956f229dbb543e21f058d1ce7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1117176add05e68b8493719a824c2d5a4d7c66cb7bf0e77a8496a5ec831e4ff6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "1117176add05e68b8493719a824c2d5a4d7c66cb7bf0e77a8496a5ec831e4ff6" "/opt/rustwide/cargo-home/bin/cargo" "+018018e881e2db0956f229dbb543e21f058d1ce7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.186
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[INFO] [stderr]    Compiling clap_derive v4.6.1
[INFO] [stderr]     Checking argon2 v0.6.0-rc.8
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[INFO] [stdout] warning: unused import: `PathBuf`
[INFO] [stdout]  --> src/callgraph.rs:9:23
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::path::{Path, PathBuf};
[INFO] [stdout]   |                       ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Command`
[INFO] [stdout]  --> src/describe.rs:6:28
[INFO] [stdout]   |
[INFO] [stdout] 6 | use clap::{Arg, ArgAction, Command, CommandFactory};
[INFO] [stdout]   |                            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `PathBuf`
[INFO] [stdout]  --> src/callgraph.rs:9:23
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::path::{Path, PathBuf};
[INFO] [stdout]   |                       ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]  --> src/diff.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::HashSet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Command`
[INFO] [stdout]  --> src/describe.rs:6:28
[INFO] [stdout]   |
[INFO] [stdout] 6 | use clap::{Arg, ArgAction, Command, CommandFactory};
[INFO] [stdout]   |                            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]  --> src/diff.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::HashSet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> src/unzip.rs:8:38
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::io::{self, BufReader, Read, Write};
[INFO] [stdout]   |                                      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ProcessRefreshKind`
[INFO] [stdout]  --> src/ps.rs:5:15
[INFO] [stdout]   |
[INFO] [stdout] 5 | use sysinfo::{ProcessRefreshKind, ProcessesToUpdate, System, Users};
[INFO] [stdout]   |               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> src/unzip.rs:8:38
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::io::{self, BufReader, Read, Write};
[INFO] [stdout]   |                                      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ProcessRefreshKind`
[INFO] [stdout]  --> src/ps.rs:5:15
[INFO] [stdout]   |
[INFO] [stdout] 5 | use sysinfo::{ProcessRefreshKind, ProcessesToUpdate, System, Users};
[INFO] [stdout]   |               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `CommandFactory`
[INFO] [stdout]  --> src/core_cli.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | use clap::{CommandFactory, Parser, Subcommand};
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `CommandFactory`
[INFO] [stdout]  --> src/core_cli.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | use clap::{CommandFactory, Parser, Subcommand};
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `context`
[INFO] [stdout]    --> src/diff.rs:595:5
[INFO] [stdout]     |
[INFO] [stdout] 595 |     context: usize,
[INFO] [stdout]     |     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_context`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `only_stat`
[INFO] [stdout]    --> src/diff.rs:596:5
[INFO] [stdout]     |
[INFO] [stdout] 596 |     only_stat: bool,
[INFO] [stdout]     |     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_only_stat`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ai_mode`
[INFO] [stdout]    --> src/diff.rs:597:5
[INFO] [stdout]     |
[INFO] [stdout] 597 |     ai_mode: bool,
[INFO] [stdout]     |     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ai_mode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `side_by_side`
[INFO] [stdout]    --> src/diff.rs:598:5
[INFO] [stdout]     |
[INFO] [stdout] 598 |     side_by_side: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_side_by_side`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `json_output`
[INFO] [stdout]    --> src/diff.rs:599:5
[INFO] [stdout]     |
[INFO] [stdout] 599 |     json_output: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_json_output`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dir`
[INFO] [stdout]    --> src/diff.rs:660:18
[INFO] [stdout]     |
[INFO] [stdout] 660 | fn walk_for_diff(dir: &Path) -> Vec<String> {
[INFO] [stdout]     |                  ^^^ help: if this is intentional, prefix it with an underscore: `_dir`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a_lines`
[INFO] [stdout]    --> src/diff.rs:694:5
[INFO] [stdout]     |
[INFO] [stdout] 694 |     a_lines: &[&str],
[INFO] [stdout]     |     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_a_lines`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b_lines`
[INFO] [stdout]    --> src/diff.rs:695:5
[INFO] [stdout]     |
[INFO] [stdout] 695 |     b_lines: &[&str],
[INFO] [stdout]     |     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_b_lines`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `changes`
[INFO] [stdout]    --> src/diff.rs:696:5
[INFO] [stdout]     |
[INFO] [stdout] 696 |     changes: &[Change],
[INFO] [stdout]     |     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_changes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hs`
[INFO] [stdout]    --> src/diff.rs:697:5
[INFO] [stdout]     |
[INFO] [stdout] 697 |     hs: usize,
[INFO] [stdout]     |     ^^ help: if this is intentional, prefix it with an underscore: `_hs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `he`
[INFO] [stdout]    --> src/diff.rs:698:5
[INFO] [stdout]     |
[INFO] [stdout] 698 |     he: usize,
[INFO] [stdout]     |     ^^ help: if this is intentional, prefix it with an underscore: `_he`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `context`
[INFO] [stdout]    --> src/diff.rs:699:5
[INFO] [stdout]     |
[INFO] [stdout] 699 |     context: usize,
[INFO] [stdout]     |     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_context`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/diff.rs:704:34
[INFO] [stdout]     |
[INFO] [stdout] 704 | fn highlight_item(content: &str, name: &str) -> String {
[INFO] [stdout]     |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `context`
[INFO] [stdout]    --> src/diff.rs:595:5
[INFO] [stdout]     |
[INFO] [stdout] 595 |     context: usize,
[INFO] [stdout]     |     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_context`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `only_stat`
[INFO] [stdout]    --> src/diff.rs:596:5
[INFO] [stdout]     |
[INFO] [stdout] 596 |     only_stat: bool,
[INFO] [stdout]     |     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_only_stat`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ai_mode`
[INFO] [stdout]    --> src/diff.rs:597:5
[INFO] [stdout]     |
[INFO] [stdout] 597 |     ai_mode: bool,
[INFO] [stdout]     |     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ai_mode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `side_by_side`
[INFO] [stdout]    --> src/diff.rs:598:5
[INFO] [stdout]     |
[INFO] [stdout] 598 |     side_by_side: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_side_by_side`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `json_output`
[INFO] [stdout]    --> src/diff.rs:599:5
[INFO] [stdout]     |
[INFO] [stdout] 599 |     json_output: bool,
[INFO] [stdout]     |     ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_json_output`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dir`
[INFO] [stdout]    --> src/diff.rs:660:18
[INFO] [stdout]     |
[INFO] [stdout] 660 | fn walk_for_diff(dir: &Path) -> Vec<String> {
[INFO] [stdout]     |                  ^^^ help: if this is intentional, prefix it with an underscore: `_dir`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a_lines`
[INFO] [stdout]    --> src/diff.rs:694:5
[INFO] [stdout]     |
[INFO] [stdout] 694 |     a_lines: &[&str],
[INFO] [stdout]     |     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_a_lines`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b_lines`
[INFO] [stdout]    --> src/diff.rs:695:5
[INFO] [stdout]     |
[INFO] [stdout] 695 |     b_lines: &[&str],
[INFO] [stdout]     |     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_b_lines`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `changes`
[INFO] [stdout]    --> src/diff.rs:696:5
[INFO] [stdout]     |
[INFO] [stdout] 696 |     changes: &[Change],
[INFO] [stdout]     |     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_changes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hs`
[INFO] [stdout]    --> src/diff.rs:697:5
[INFO] [stdout]     |
[INFO] [stdout] 697 |     hs: usize,
[INFO] [stdout]     |     ^^ help: if this is intentional, prefix it with an underscore: `_hs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `he`
[INFO] [stdout]    --> src/diff.rs:698:5
[INFO] [stdout]     |
[INFO] [stdout] 698 |     he: usize,
[INFO] [stdout]     |     ^^ help: if this is intentional, prefix it with an underscore: `_he`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `context`
[INFO] [stdout]    --> src/diff.rs:699:5
[INFO] [stdout]     |
[INFO] [stdout] 699 |     context: usize,
[INFO] [stdout]     |     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_context`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/diff.rs:704:34
[INFO] [stdout]     |
[INFO] [stdout] 704 | fn highlight_item(content: &str, name: &str) -> String {
[INFO] [stdout]     |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]     --> src/jq.rs:1572:33
[INFO] [stdout]      |
[INFO] [stdout] 1572 |             if let Value::Array(a) = input {
[INFO] [stdout]      |                                 ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]     --> src/jq.rs:1572:33
[INFO] [stdout]      |
[INFO] [stdout] 1572 |             if let Value::Array(a) = input {
[INFO] [stdout]      |                                 ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sys`
[INFO] [stdout]   --> src/sysinfo.rs:59:13
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn print_os(sys: &System) {
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_sys`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sys`
[INFO] [stdout]   --> src/sysinfo.rs:59:13
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn print_os(sys: &System) {
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_sys`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `method`
[INFO] [stdout]   --> src/serve.rs:76:10
[INFO] [stdout]    |
[INFO] [stdout] 76 |     let (method, raw_path) = (
[INFO] [stdout]    |          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_method`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/sync.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let mut skipped = 0u64;
[INFO] [stdout]    |         ----^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `repo`
[INFO] [stdout]    --> src/upgrade.rs:229:23
[INFO] [stdout]     |
[INFO] [stdout] 229 | fn determine_features(repo: &Path, explicit: Option<&str>) -> Option<String> {
[INFO] [stdout]     |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_repo`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `method`
[INFO] [stdout]   --> src/serve.rs:76:10
[INFO] [stdout]    |
[INFO] [stdout] 76 |     let (method, raw_path) = (
[INFO] [stdout]    |          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_method`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/sync.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let mut skipped = 0u64;
[INFO] [stdout]    |         ----^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `repo`
[INFO] [stdout]    --> src/upgrade.rs:229:23
[INFO] [stdout]     |
[INFO] [stdout] 229 | fn determine_features(repo: &Path, explicit: Option<&str>) -> Option<String> {
[INFO] [stdout]     |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_repo`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `walk_for_diff` is never used
[INFO] [stdout]    --> src/diff.rs:660:4
[INFO] [stdout]     |
[INFO] [stdout] 660 | fn walk_for_diff(dir: &Path) -> Vec<String> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `make_hunk` is never used
[INFO] [stdout]    --> src/diff.rs:693:4
[INFO] [stdout]     |
[INFO] [stdout] 693 | fn make_hunk(
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `host` is never read
[INFO] [stdout]    --> src/http.rs:411:5
[INFO] [stdout]     |
[INFO] [stdout] 409 | struct FetchOut {
[INFO] [stdout]     |        -------- field in this struct
[INFO] [stdout] 410 |     url: String,
[INFO] [stdout] 411 |     host: String,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Empty` is never constructed
[INFO] [stdout]    --> src/jq.rs:144:5
[INFO] [stdout]     |
[INFO] [stdout] 128 | enum Expr {
[INFO] [stdout]     |      ---- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 144 |     Empty,                       // emits nothing
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Expr` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cache_path` is never used
[INFO] [stdout]    --> src/map.rs:256:4
[INFO] [stdout]     |
[INFO] [stdout] 256 | fn cache_path(root: &Path) -> PathBuf {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fmt` is never used
[INFO] [stdout]    --> src/bench.rs:152:4
[INFO] [stdout]     |
[INFO] [stdout] 152 | fn fmt(d: Duration) -> String {
[INFO] [stdout]     |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `walk_for_diff` is never used
[INFO] [stdout]    --> src/diff.rs:660:4
[INFO] [stdout]     |
[INFO] [stdout] 660 | fn walk_for_diff(dir: &Path) -> Vec<String> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `make_hunk` is never used
[INFO] [stdout]    --> src/diff.rs:693:4
[INFO] [stdout]     |
[INFO] [stdout] 693 | fn make_hunk(
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `host` is never read
[INFO] [stdout]    --> src/http.rs:411:5
[INFO] [stdout]     |
[INFO] [stdout] 409 | struct FetchOut {
[INFO] [stdout]     |        -------- field in this struct
[INFO] [stdout] 410 |     url: String,
[INFO] [stdout] 411 |     host: String,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Empty` is never constructed
[INFO] [stdout]    --> src/jq.rs:144:5
[INFO] [stdout]     |
[INFO] [stdout] 128 | enum Expr {
[INFO] [stdout]     |      ---- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 144 |     Empty,                       // emits nothing
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Expr` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cache_path` is never used
[INFO] [stdout]    --> src/map.rs:256:4
[INFO] [stdout]     |
[INFO] [stdout] 256 | fn cache_path(root: &Path) -> PathBuf {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fmt` is never used
[INFO] [stdout]    --> src/bench.rs:152:4
[INFO] [stdout]     |
[INFO] [stdout] 152 | fn fmt(d: Duration) -> String {
[INFO] [stdout]     |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.95s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nix v0.31.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "1117176add05e68b8493719a824c2d5a4d7c66cb7bf0e77a8496a5ec831e4ff6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1117176add05e68b8493719a824c2d5a4d7c66cb7bf0e77a8496a5ec831e4ff6", kill_on_drop: false }`
[INFO] [stdout] 1117176add05e68b8493719a824c2d5a4d7c66cb7bf0e77a8496a5ec831e4ff6
